I think with world building, it's important to create a sense of culture even if it is just a fantasy, and the best way to do that is to look at a real human culture and see what makes it cohesive.
Laini TaylorHis eyes are blue, and blue eyes up close are a celestial phenomenon: nebulae as seen through telescopes, the light of unnamed stars diffused through dusts and elements and endlessness. Layers of light. Blue eyes are starlight.
Laini TaylorShe stabbed him in the armpit, deep, and he dropped his sword. And died. So that's what is feels like, she thought as her boldness gave away to trembling. It feels awful.
Laini TaylorIt was a bold, wild life for a faerie - most never even left their forests - but she was a bold, wild lass, and so were her daughter and granddaughter after her, and their place in the world was everywhere and nowhere, like gypsies on wing. No home had they but their caravans and campfires, and no family but the one they'd cobbled together of crows, creatures and kindred souls they'd met on their endless journey round and round the world.
Laini Taylor